2006
State of the Art. Mechanistic Heterogeneity in Chronic Obstructive Pulmonary Disease
Elias JA, Kang MJ, Crothers K, Homer R, Lee CG. State of the Art. Mechanistic Heterogeneity in Chronic Obstructive Pulmonary Disease. Annals Of The American Thoracic Society 2006, 3: 494-498. PMID: 16921126, DOI: 10.1513/pats.200603-068ms.Peer-Reviewed Original ResearchConceptsChronic obstructive pulmonary diseaseVascular endothelial growth factorSecretory leukocyte proteinase inhibitorTh1/Tc1Obstructive pulmonary diseaseAlveolar destructionIFN-gammaMatrix metalloproteinasesMucus metaplasiaPulmonary diseaseCCR5-dependent mechanismEmphysematous alveolar destructionCigarette smoke exposureCytokine IFN-gammaIFN-gamma responsesEndothelial growth factorApoptosis-independent pathwayCCR5/Pulmonary fibrosisPulmonary responseSmoke exposureIL-13CC chemokinesFibrotic responseMurine lung
2005
Role of CCR5 in IFN-γ–induced and cigarette smoke–induced emphysema
Ma B, Kang MJ, Lee CG, Chapoval S, Liu W, Chen Q, Coyle AJ, Lora JM, Picarella D, Homer RJ, Elias JA. Role of CCR5 in IFN-γ–induced and cigarette smoke–induced emphysema. Journal Of Clinical Investigation 2005, 115: 3460-3472. PMID: 16284650, PMCID: PMC1280966, DOI: 10.1172/jci24858.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnnexin A5ApoptosisBronchoalveolar LavageCell DeathChemokinesDNADNA PrimersEmphysemaEnzyme-Linked Immunosorbent AssayFemaleImmunohistochemistryIn Situ Nick-End LabelingInflammationInterferon-gammaLigandsLungMacrophagesMatrix Metalloproteinase 9MiceMice, Inbred C57BLMice, TransgenicMutationPhenotypePulmonary AlveoliReceptors, CCR5Reverse Transcriptase Polymerase Chain ReactionRNA, MessengerSmokingTime FactorsConceptsCCR5 ligandsIFN-gammaPotent stimulatorCigarette smoke-induced inflammationCigarette smoke-induced emphysemaSecretory leukocyte protease inhibitorImportance of CCR5Murine emphysema modelPathogenesis of IFNRANTES/CCLSmoke-induced inflammationDNA injuryRole of CCR5Smoke-induced emphysemaLeukocyte protease inhibitorSelect chemokinesTh1 inflammationPulmonary inflammationEmphysema modelCXC chemokinesTissue destructionIFN-gamma stimulationMMP-9CCR5Cigarette smokeRole of Cathepsin S-Dependent Epithelial Cell Apoptosis in IFN-γ-Induced Alveolar Remodeling and Pulmonary Emphysema
Zheng T, Kang MJ, Crothers K, Zhu Z, Liu W, Lee CG, Rabach LA, Chapman HA, Homer RJ, Aldous D, DeSanctis G, Underwood S, Graupe M, Flavell RA, Schmidt JA, Elias JA. Role of Cathepsin S-Dependent Epithelial Cell Apoptosis in IFN-γ-Induced Alveolar Remodeling and Pulmonary Emphysema. The Journal Of Immunology 2005, 174: 8106-8115. PMID: 15944319, DOI: 10.4049/jimmunol.174.12.8106.Peer-Reviewed Original ResearchConceptsNull mutationEpithelial cell apoptosisCell apoptosisDNA injuryTissue remodelingProtease accumulationCaspase inhibitorsMitochondrial apoptosis pathway activationDeath receptorsPropidium iodide stainingCathepsin SHuman diseasesApoptosis responseApoptosis pathway activationApoptosis inhibitionCaspase-3ApoptosisIodide stainingPathway activationCathepsin S inhibitionMutationsRemodelingCritical eventsAlveolar remodelingIFN-gamma
2004
Regulation of pulmonary fibrosis by chemokine receptor CXCR3
Jiang D, Liang J, Hodge J, Lu B, Zhu Z, Yu S, Fan J, Gao Y, Yin Z, Homer R, Gerard C, Noble PW. Regulation of pulmonary fibrosis by chemokine receptor CXCR3. Journal Of Clinical Investigation 2004, 114: 291-299. PMID: 15254596, PMCID: PMC449741, DOI: 10.1172/jci16861.Peer-Reviewed Original ResearchConceptsCXC chemokine receptor 3Lung NK cellsCXCR3-deficient miceIFN-gamma productionLung injuryIFN-gammaEnhanced fibrosisNK cellsWT miceChemokine receptors CXC chemokine receptor 3Chemokine MIG/CXCL9Endogenous IFN-gamma productionI-TAC/CXCL11IP-10/CXCL10Inflammatory cell recruitmentProgressive interstitial fibrosisChemokine receptor 3Exogenous IFN-gammaExpression of CXCL10MIG/CXCL9CXCR3 deficiencyAdoptive transferPulmonary injuryLymph nodesPulmonary fibrosis
2003
Cytokine regulation of IL-13Rα2 and IL-13Rα1 in vivo and in vitro
Zheng T, Zhu Z, Liu W, Lee CG, Chen Q, Homer RJ, Elias JA. Cytokine regulation of IL-13Rα2 and IL-13Rα1 in vivo and in vitro. Journal Of Allergy And Clinical Immunology 2003, 111: 720-728. PMID: 12704349, DOI: 10.1067/mai.2003.1383.Peer-Reviewed Original ResearchConceptsIL-13Ralpha1 mRNAIL-13IL-13Ralpha2IL-13Ralpha1IL-4IFN-gammaRegulatory eventsTransgenic IL-13Epithelial cellsIL-13 responsesMRNA accumulationAirway epithelial cellsSites of inflammationIL-13 signalsIL-13 stimulationHigh-affinity receptorIL-10Lung fragmentsControl miceOverexpression miceIL-13Rα2Cytokine regulationIL-4RalphaIL-13Rα1Receptor subunits
2001
IL-4 Promotes Airway Eosinophilia by Suppressing IFN-γ Production: Defining a Novel Role for IFN-γ in the Regulation of Allergic Airway Inflammation
Cohn L, Herrick C, Niu N, Homer R, Bottomly K. IL-4 Promotes Airway Eosinophilia by Suppressing IFN-γ Production: Defining a Novel Role for IFN-γ in the Regulation of Allergic Airway Inflammation. The Journal Of Immunology 2001, 166: 2760-2767. PMID: 11160342, DOI: 10.4049/jimmunol.166.4.2760.Peer-Reviewed Original ResearchMeSH KeywordsAdministration, CutaneousAdministration, IntranasalAdoptive TransferAnimalsBone Marrow CellsBone Marrow TransplantationBronchiCell MovementDown-RegulationEosinophilsFemaleHematopoietic Stem CellsInflammationInterferon-gammaInterleukin-13Interleukin-4Interleukin-5MaleMiceMice, Inbred BALB CMice, KnockoutMice, TransgenicOvalbuminPulmonary EosinophiliaReceptors, InterferonRespiratory HypersensitivityTh2 CellsUp-RegulationConceptsAirway eosinophiliaIL-4IFN-gammaTh2 cellsAirway eosinophilsIL-5Allergic airway inflammationIFN-γ productionTh2 cell generationAirway inflammationEosinophilic inflammationLung eosinophiliaLung parenchymalTh2 cytokinesIntranasal administrationRespiratory tractLung tissueCounterregulatory effectsEosinophiliaCell transferEosinophilsHemopoietic cellsInflammationAirwayIFN
2000
Endogenous and Exogenous IL-6 Inhibit Aeroallergen-Induced Th2 Inflammation
Wang J, Homer R, Chen Q, Elias J. Endogenous and Exogenous IL-6 Inhibit Aeroallergen-Induced Th2 Inflammation. The Journal Of Immunology 2000, 165: 4051-4061. PMID: 11034416, DOI: 10.4049/jimmunol.165.7.4051.Peer-Reviewed Original ResearchMeSH KeywordsAdministration, IntranasalAerosolsAllergensAnimalsBronchial HyperreactivityChemokinesCytokinesGene Expression RegulationInflammationInterleukin-6LungMiceMice, Inbred BALB CMice, Inbred C57BLMice, Inbred CBAMice, KnockoutMice, TransgenicOvalbuminPlethysmography, Whole BodyPulmonary EosinophiliaRNA, MessengerTh2 CellsVascular Cell Adhesion Molecule-1ConceptsIL-6Wild-type miceIL-13 proteinTh2 inflammationBronchoalveolar lavageIL-4IL-5IFN-gammaSensitized wild-type miceIL-6-deficient miceMonocyte chemoattractant protein-1Exaggerated airway responseTh2-dominated inflammationBALB/c backgroundInflammatory protein-1alphaChemoattractant protein-1IL-6 productionExogenous IL-6Endothelial VCAM-1Airway responsesAirway responsivenessAsthmatic airwaysExaggerated inflammationDeficient miceVCAM-1
1999
T Helper 1 Cells and Interferon γ Regulate Allergic Airway Inflammation and Mucus Production
Cohn L, Homer R, Niu N, Bottomly K. T Helper 1 Cells and Interferon γ Regulate Allergic Airway Inflammation and Mucus Production. Journal Of Experimental Medicine 1999, 190: 1309-1318. PMID: 10544202, PMCID: PMC2195688, DOI: 10.1084/jem.190.9.1309.Peer-Reviewed Original ResearchConceptsTh1 cellsTh2 cellsMucus productionAirway eosinophiliaIFN-gammaRecipient miceAirway inflammationIFN-gamma receptor signalingT helper type 1T helper 1 cellsAllergic airway inflammationTh2 cytokine secretionHelper type 1Different inhibitory pathwaysAsthmatic patientsPathologic featuresCytokine secretionInflammatory responseRespiratory tractEosinophiliaInhibitory pathwaysMouse modelInflammationType 1Marked reduction